'use client'

import { useState } from 'react'
import { Loader2 } from 'lucide-react'
import { Button } from '@/components/ui/button'
import { useAuth } from '@/hooks/useAuth'

export function SocialLoginButtons() {
  const [googleLoading, setGoogleLoading] = useState(false)
  const [githubLoading, setGithubLoading] = useState(false)
  const [error, setError] = useState<string | null>(null)
  
  const { signInWithProvider } = useAuth()

  const handleGoogleSignIn = async () => {
    setGoogleLoading(true)
    setError(null)
    try {
      await signInWithProvider('google')
    } catch {
      setError('Google登录失败，请重试')
    } finally {
      setGoogleLoading(false)
    }
  }

  const handleGithubSignIn = async () => {
    setGithubLoading(true)
    setError(null)
    try {
      await signInWithProvider('github')
    } catch {
      setError('Github登录失败，请重试')
    } finally {
      setGithubLoading(false)
    }
  }

  return (
    <div className="space-y-3">
      {/* 错误消息 */}
      {error && (
        <div className="p-3 text-sm text-destructive bg-destructive/10 border border-destructive/20 rounded-lg">
          {error}
        </div>
      )}
      
      <div className="grid grid-cols-2 gap-3">
        {/* Google 登录按钮 */}
        <Button
          variant="outline"
          onClick={handleGoogleSignIn}
          disabled={googleLoading || githubLoading}
          className="w-full"
        >
          {googleLoading ? (
            <Loader2 className="mr-2 h-4 w-4 animate-spin" />
          ) : (
            <GoogleIcon className="mr-2 h-4 w-4" />
          )}
          Google
        </Button>

        {/* Github 登录按钮 */}
        <Button
          variant="outline"
          onClick={handleGithubSignIn}
          disabled={googleLoading || githubLoading}
          className="w-full"
        >
          {githubLoading ? (
            <Loader2 className="mr-2 h-4 w-4 animate-spin" />
          ) : (
            <GithubIcon className="mr-2 h-4 w-4" />
          )}
          Github
        </Button>
      </div>
    </div>
  )
}

// Google 图标组件
function GoogleIcon({ className }: { className?: string }) {
  return (
    <svg className={className} viewBox="0 0 24 24">
      <path
        fill="currentColor"
        d="M22.56 12.25c0-.78-.07-1.53-.2-2.25H12v4.26h5.92c-.26 1.37-1.04 2.53-2.21 3.31v2.77h3.57c2.08-1.92 3.28-4.74 3.28-8.09z"
      />
      <path
        fill="currentColor"
        d="M12 23c2.97 0 5.46-.98 7.28-2.66l-3.57-2.77c-.98.66-2.23 1.06-3.71 1.06-2.86 0-5.29-1.93-6.16-4.53H2.18v2.84C3.99 20.53 7.7 23 12 23z"
      />
      <path
        fill="currentColor"
        d="M5.84 14.09c-.22-.66-.35-1.36-.35-2.09s.13-1.43.35-2.09V7.07H2.18C1.43 8.55 1 10.22 1 12s.43 3.45 1.18 4.93l2.85-2.22.81-.62z"
      />
      <path
        fill="currentColor"
        d="M12 5.38c1.62 0 3.06.56 4.21 1.64l3.15-3.15C17.45 2.09 14.97 1 12 1 7.7 1 3.99 3.47 2.18 7.07l3.66 2.84c.87-2.6 3.3-4.53 6.16-4.53z"
      />
    </svg>
  )
}

// Github 图标组件
function GithubIcon({ className }: { className?: string }) {
  return (
    <svg className={className} viewBox="0 0 24 24" fill="currentColor">
      <path d="M12 0c-6.626 0-12 5.373-12 12 0 5.302 3.438 9.8 8.207 11.387.599.111.793-.261.793-.577v-2.234c-3.338.726-4.033-1.416-4.033-1.416-.546-1.387-1.333-1.756-1.333-1.756-1.089-.745.083-.729.083-.729 1.205.084 1.839 1.237 1.839 1.237 1.07 1.834 2.807 1.304 3.492.997.107-.775.418-1.305.762-1.604-2.665-.305-5.467-1.334-5.467-5.931 0-1.311.469-2.381 1.236-3.221-.124-.303-.535-1.524.117-3.176 0 0 1.008-.322 3.301 1.23.957-.266 1.983-.399 3.003-.404 1.02.005 2.047.138 3.006.404 2.291-1.552 3.297-1.23 3.297-1.23.653 1.653.242 2.874.118 3.176.77.84 1.235 1.911 1.235 3.221 0 4.609-2.807 5.624-5.479 5.921.43.372.823 1.102.823 2.222v3.293c0 .319.192.694.801.576 4.765-1.589 8.199-6.086 8.199-11.386 0-6.627-5.373-12-12-12z"/>
    </svg>
  )
} 